1. [Information of enemy and of our supporting troops] 2. [Plan of commander—to take up a defensive position at or along ——, for the purpose of ——] 3. (a) [Instructions for artillery—position, target, intrenching, etc.] (b) [Instructions for fighting line—division of front into sections and assignment of troops thereto, intrenching, etc.] (c) [Instructions for reserve—troops and position] (d) [Instructions for cavalry—usually to cover with its main force the more exposed flank, a detachment being sent to patrol the other; reconnaissance] (e) [Instructions for engineer—defensive work, clearing field of fire, preparation of obstacles, opening roads, etc.] (f) [Instructions for signal troops—to establish lines of information] 4. [Instructions for sanitary train—location of dressing stations and station for slightly wounded] [Instructions for ammunition train—location of ammunition distributing stations] [Instructions for field and supply trains, if not previously covered in orders] 5. [Place of commander or where messages may be sent] [Authentication] [How and to whom issued] _For an attack._ Field Orders [Title] No. — [Place] [Reference to map used] [Date and hour] 1. [Information of enemy and of our supporting troops] 2. [Plan of commander—indicating the general plan of attack, usually to envelop a flank] 3. (a) [Information for artillery—position, first target, generally hostile artillery] (b) [Instructions for holding attack[32]—commander, troops, direction and objective] (c) [Instructions for main attack—commander, troops, direction and objective] (d) [Instructions for reserve—commander, troops, position] (e) [Instructions for cavalry—generally to operate on one or both flanks, or to execute some special mission] (f) [Instructions for engineers—any special mission] (g) [Instructions for signal troops—to establish lines of information between the commander and the main and secondary attacks, artillery, reserves, etc.] 4. [Instructions for sanitary train—location of dressing stations and stations for slightly wounded when practicable] [Instructions for ammunition train—location of ammunition distributing stations] [Instructions for field and supply trains, if not previously covered in orders] 5. [Place of commander or where messages may be sent] [Authentication] [How and to whom issued] _Note._—In war it is not always possible to issue a complete attack order like the above, disposing of an entire command. In unexpected encounters, for instance, orders must be given as the situation develops. _For a retreat._